Pencil sharpener



FIG. 1 is the perspective view of the pencil sharpener showing my new design in open position;

FIG. 2 is the left side view thereof in closed position;

FIG. 3 is the right side view thereof;

FIG. 4 is the top plan view thereof;

FIG. 5 is the bottom plan view thereof;

FIG. 6 is the front elevational view thereof; and,

FIG. 7 is the rear elevational view thereof. 

CLAIM The ornamental design for a pencil sharpener, as shown and described. 